水肥浓度智能感知与精准配比系统研制与试验
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金洲, 张俊卿, 郭红燕, 胡宜敏, 陈翔宇, 黄河, 王红艳
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Development and Testing of Intelligent Sensing and Precision Proportioning System of Water and Fertilizer Concentration
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Zhou JIN, Junqing ZHANG, Hongyan GUO, Yimin HU, Xiangyu CHEN, He HUANG, Hongyan WANG
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表3 三种水样不同配比水肥的电导率测试值 (mS·cm-1)
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Table 3 Conductivity value of water-soluble fertilizer with three water samples
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配比 | 纯水 | 水库水 | 自来水 | 配比 | 纯水 | 水库水 | 自来水 |
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1:25 | 33.733±0.047 | 34.900±0.000 | 34.367±0.262 | 1:275 | 3.947±0.005 | 4.220±0.000 | 4.160±0.000 | 1:50 | 18.227±0.019 | 18.870±0.028 | 18.777±0.034 | 1:300 | 3.650±0.000 | 3.920±0.000 | 3.850±0.008 | 1:75 | 12.730±0.000 | 13.220±0.000 | 13.127±0.019 | 1:325 | 3.390±0.00 | 3.653±0.005 | 3.593±0.005 | 1:100 | 9.850±0.000 | 10.243±0.005 | 10.173±0.031 | 1:350 | 3.163±0.005 | 2.890±0.000 | 3.373±0.005 | 1:125 | 8.070±0.000 | 8.430±0.000 | 8.340±0.014 | 1:375 | 2.610±0.000 | 2.750±0.000 | 2.683±0.005 | 1:150 | 6.827±0.005 | 7.180±0.000 | 7.093±0.009 | 1:400 | 2.470±0.000 | 2.617±0.009 | 2.550±0.000 | 1:175 | 5.947±0.012 | 6.263±0.005 | 6.193±0.009 | 1:425 | 2.340±0.000 | 2.490±0.000 | 2.440±0.000 | 1:200 | 5.263±0.009 | 5.570±0.000 | 5.507±0.005 | 1:450 | 2.230±0.000 | 2.387±0.005 | 2.330±0.000 | 1:225 | 4.727±0.005 | 5.023±0.005 | 4.960±0.00 | 1:475 | 2.130±0.000 | 2.287±0.005 | 2.230±0.000 | 1:250 | 4.300±0.000 | 4.580±0.000 | 4.527±0.005 | 1:500 | 2.043±0.005 | 2.200±0.000 | 2.140±0.000 |
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